Compounds of the formula AV in which R 1', R 1", R 1"', R 1"", R 3, R 4, R 5' each, independently of one another, denote H, A, R 6, Ar, OR 6, SR 6, OAr, SAr, N(R 6) 2, NHAr, Hal, NO 2, CN, (CH 2) m COOR 6, (CH 2) m COOAr, (CH 2) m CON(R 6) 2, (CH 2) m CONAAr, COA, COR 6, COAr, S m A, S m Ar, NACOA, NACOAr, NASO 2 A, NASO 2 Ar, NHCOA, NHCOAr, NHCON(R 6) 2, NHCONHA, NHCONHAr, SO 2 N(R 6) 2, SO 2 NAAr, M(CH 2) n N(R 6) 2, M(CH 2) n NAR 6, M(CH 2) n NA 2, M(CH 2) n (R 6) n, M(CH 2) n (R 6) n, M(CH 2) n (R 6) n, M(CH 2) n (R 6) n, M(CH 2) n -oxopiperazine, M(CH 2) n -oxomorpholine, M(CH 2) n -oxopyrrolidine, M(CH 2) n C(CH 3) n (CH 2) n N(R 6) 2, M(CH 2) n M(R 6) n SO m A, M(CH 2) n M(R 6) n SO m M(R 6) n, M(CH 2) n M(R 6) n SO m Ar, (CH 2) n M(R 6) n SO m A, (CH 2) n M(R 6) n SO m M(R 6) n, (CH 2) n M(R 6) n SO m Ar, M(CH 2) n SO m A, M(CH 2) n SO m N(R 6) n A, M(CH 2) n SO m Ar, (CH 2) n SO m A, (CH 2) n SO m M(R 6) n, (CH 2) n SO m Ar, where two adjacent radicals R 1', R 1", R 1"' or R 1"" may form a saturated or unsaturated, five- or six-membered carbo- or heterocycle which is optionally mono- or disubstituted by M with one another, R 2', R 2" each, independently of one another, denote R 6, R 6 denotes H, Hal, OH, CN, NH 2, NO 2, SO 2, unbranched or branched alkyl having 1-4 C atoms, in which one CH 2 group may be replaced by an O or S atom and/or by an NH, NA, CONH, NHCO or -CH=CH- group and/or, in addition, 1-4 H atoms may be replaced by Hal, and in which one CH 3 group may be replaced by Hal, OH, CN, NH 2, NHR 7, NR 7 2, NO 2 or SO 2, where R 7 = methyl or ethyl, where two radicals R 6, together with the atom to which they are linked, can form a saturated or unsaturated five- or six-membered carbo- or heterocycle, n denotes 0, 1, 2, 3, 4 or 5, m denotes 0, 1 or 2, A denotes unbranched, branched or cyclic alkyl having 1-14 C atoms, in which one or two CH 2 groups may be replaced by an O or S atom and/or by an NH, CONH, NHCO, CO or -CH=CH-group and/or, in addition, 1-7 H atoms may be replaced by Hal, and in which one or two CH 3 groups may be replaced by R 6, Ar denotes a mono- or bicyclic aromatic homo- or heterocycle having 1 to 4 N, O and/or S atoms and 5 to 10 skeleton atoms, which may be unsubstituted or mono-, di- or trisubstituted by carbonyl oxygen, Hal, A, OH, OA, NH 2, NHA, NA 2, NO 2, CN, OCN, SCN, COOH, COOA, CONH 2, CONHA, CONA 2, NHCOA, NHCONH 2, NHSO 2 A, CHO, COA, SO 2 NH 2 and/or S m A, Hal denotes F, Cl, Br or I, X is CR 1, in which R 1 is representative of one of the radicals R 1', R 1", R 1'" or R 1"" Y denotes NR 4, O or S, and M denotes NH, O, S, and pharmaceutically acceptable salts, solvates and stereoisomers thereof, including mixtures thereof in all ratios. R 1', R 1", R 1"', R 1"", R 3, R 4, R 5' each, independently of one another, denote H, A, R 6, Ar, OR 6, SR 6, OAr, SAr, N(R 6) 2, NHAr, Hal, NO 2, CN, (CH 2) m COOR 6, (CH 2) m COOAr, (CH 2) m CON(R 6) 2, (CH 2) m CONAAr, COA, COR 6, COAr, S m A, S m Ar, NACOA, NACOAr, NASO 2 A, NASO 2 Ar, NHCOA, NHCOAr, NHCON(R 6) 2, NHCONHA, NHCONHAr, SO 2 N(R 6) 2, SO 2 NAAr, M(CH 2) n N(R 6) 2, M(CH 2) n NAR 6, M(CH 2) n NA 2, M(CH 2) n (R 6) n, M(CH 2) n (R 6) n, M(CH 2) n (R 6) n, M(CH 2) n (R 6) n, M(CH 2) n -oxopiperazine, M(CH 2) n -oxomorpholine, M(CH 2) n -oxopyrrolidine, M(CH 2) n C(CH 3) n (CH 2) n N(R 6) 2, M(CH 2) n M(R 6) n SO m A, M(CH 2) n M(R 6) n SO m M(R 6) n, M(CH 2) n M(R 6) n SO m Ar, (CH 2) n M(R 6) n SO m A, (CH 2) n M(R 6) n SO m M(R 6) n, (CH 2) n M(R 6) n SO m Ar, M(CH 2) n SO m A, M(CH 2) n SO m N(R 6) n A, M(CH 2) n SO m Ar, (CH 2) n SO m A, (CH 2) n SO m M(R 6) n, (CH 2) n SO m Ar, where two adjacent radicals R 1', R 1", R 1"' or R 1"" may form a saturated or unsaturated, five- or six-membered carbo- or heterocycle which is optionally mono- or disubstituted by M with one another, R 2', R 2" each, independently of one another, denote R 6, R 6 denotes H, Hal, OH, CN, NH 2, NO 2, SO 2, unbranched or branched alkyl having 1-4 C atoms, in which one CH 2 group may be replaced by an O or S atom and/or by an NH, NA, CONH, NHCO or -CH=CH- group and/or, in addition, 1-4 H atoms may be replaced by Hal, and in which one CH 3 group may be replaced by Hal, OH, CN, NH 2, NHR 7, NR 7 2, NO 2 or SO 2, where R 7 = methyl or ethyl, where two radicals R 6, together with the atom to which they are linked, can form a saturated or unsaturated five- or six-membered carbo- or heterocycle, n denotes 0, 1, 2, 3, 4 or 5, m denotes 0, 1 or 2, A denotes unbranched, branched or cyclic alkyl having 1-14 C atoms, in which one or two CH 2 groups may be replaced by an O or S atom and/or by an NH, CONH, NHCO, CO or -CH=CH-group and/or, in addition, 1-7 H atoms may be replaced by Hal, and in which one or two CH 3 groups may be replaced by R 6, Ar denotes a mono- or bicyclic aromatic homo- or heterocycle having 1 to 4 N, O and/or S atoms and 5 to 10 skeleton atoms, which may be unsubstituted or mono-, di- or trisubstituted by carbonyl oxygen, Hal, A, OH, OA, NH 2, NHA, NA 2, NO 2, CN, OCN, SCN, COOH, COOA, CONH 2, CONHA, CONA 2, NHCOA, NHCONH 2, NHSO 2 A, CHO, COA, SO 2 NH 2 and/or S m A, Hal denotes F, Cl, Br or I, X is CR 1, in which R 1 is representative of one of the radicals R 1', R 1", R 1'" or R 1"" Y denotes NR 4, O or S, and M denotes NH, O, S,