Compounds of the formula I in which A is a bond, CH 2, CF 2, 0; L is a bond, C, N; R1 (C 3 -C 8)-carbocycle, where the carbocycle radical may be mono- to trisubstituted by F, Cl, Br, I, OH, -(C 1 -C 6)-alkylene-OH, CF 3, CHF 2, CH 2 F, NO 2, CN, OCF 3, OCHF 2, O-(C 1 -C 6)-alkyl, (C 1 -C 6)-alkyl, NH 2, NH(C 1 -C 6)-alkyl, N ((C 1 -C 6)-alkyl) 2, SO 2 -CH 3, SO 2 -NH 2, SO 2 - NH(C 1 -C 6)-alkyl, SO 2 -N((C 1 -C 6)-alkyl) 2, COOH, COO-(C 1 -C 6)-alkyl, CONH 2, CONH(C 1 - C 6)-alkyl, CON((C 1 -C 6)-alkyl) 2, SF 5; (C 6 -C 10)-aryl, where the aryl radical may be mono- to trisubstituted by F, Cl, Br, I, OH, CF 3, CHF 2, CH 2 F, NO 2, CN, OCF 3, OCHF 2, O-(C 1 - C 6)-alkyl, (C 1 -C 6)-alkyl, NH 2, NH(C 1 -C 6)- alkyl, N((C 1 -C 6)-alkyl) 2, SO 2 -CH 3, SO 2 -NH 2, SO 2 -NH(C 1 -C 6)-alkyl, SO 2 -N((C 1 -C 6)-alkyl) 2, COOH, COO-(C 1 -C 6)-alkyl, CONH 2, CONH(C 1 - C 6)-alkyl, CON((C 1 -C 6)-alkyl) 2, SF 5; 4-12-membered heterocycle, where the heterocyclyl radical may be mono- to trisubstituted by F, Cl, Br, I, OH, CF 3, CHF 2, CH 2 F, NO 2, CN, OCF 3, OCHF 2, O-(C 1 -C 6)-alkyl, (C 1 -C 6)-alkyl, NH 2, NH(C 1 -C 6)-alkyl, N((C 1 -C 6)-alkyl) 2, SO 2 - CH 3, SO 2 -NH 2, SO 2 -NH(C 1 -C 6)-alkyl, SO 2 - N ((C 1 -C 6)-alkyl) 2, COOH, COO-(C 1 -C 6)- alkyl, CONH 2, CONH(C 1 -C 6)-alkyl, CON((C 1 - C 6)-alkyl) 2, SF 5; and where the heterocycle may be fused to a further ring or ring system; R2, R3 are each independently H, (C 1 -C 6)-alkyl; R5, R6 are each independently H, (C 1 -C 6)-alkyl, (C 3 -C 8)-cycloalkyl, (C) n -O- -N; R7, R8 are each independently H, (C 1 -C 6)-alkyl; n is 0, 1, 2; and pharmaceutically acceptable salts thereof. A is a bond, CH 2, CF 2, 0; L is a bond, C, N; R1 (C 3 -C 8)-carbocycle, where the carbocycle radical may be mono- to trisubstituted by F, Cl, Br, I, OH, -(C 1 -C 6)-alkylene-OH, CF 3, CHF 2, CH 2 F, NO 2, CN, OCF 3, OCHF 2, O-(C 1 -C 6)-alkyl, (C 1 -C 6)-alkyl, NH 2, NH(C 1 -C 6)-alkyl, N ((C 1 -C 6)-alkyl) 2, SO 2 -CH 3, SO 2 -NH 2, SO 2 - NH(C 1 -C 6)-alkyl, SO 2 -N((C 1 -C 6)-alkyl) 2, COOH, COO-(C 1 -C 6)-alkyl, CONH 2, CONH(C 1 - C 6)-alkyl, CON((C 1 -C 6)-alkyl) 2, SF 5; (C 6 -C 10)-aryl, where the aryl radical may be mono- to trisubstituted by F, Cl, Br, I, OH, CF 3, CHF 2, CH 2 F, NO 2, CN, OCF 3, OCHF 2, O-(C 1 - C 6)-alkyl, (C 1 -C 6)-alkyl, NH 2, NH(C 1 -C 6)- alkyl, N((C 1 -C 6)-alkyl) 2, SO 2 -CH 3, SO 2 -NH 2, SO 2 -NH(C 1 -C 6)-alkyl, SO 2 -N((C 1 -C 6)-alkyl) 2, COOH, COO-(C 1 -C 6)-alkyl, CONH 2, CONH(C 1 - C 6)-alkyl, CON((C 1 -C 6)-alkyl) 2, SF 5; 4-12-membered heterocycle, where the heterocyclyl radical may be mono- to trisubstituted by F, Cl, Br, I, OH, CF 3, CHF 2, CH 2 F, NO 2, CN, OCF 3, OCHF 2, O-(C 1 -C 6)-alkyl, (C 1 -C 6)-alkyl, NH 2, NH(C 1 -C 6)-alkyl, N((C 1 -C 6)-alkyl) 2, SO 2 - CH 3, SO 2 -NH 2, SO 2 -NH(C 1 -C 6)-alkyl, SO 2 - N ((C 1 -C 6)-alkyl) 2, COOH, COO-(C 1 -C 6)- alkyl, CONH 2, CONH(C 1 -C 6)-alkyl, CON((C 1 - C 6)-alkyl) 2, SF 5; and where the heterocycle may be fused to a further ring or ring system; R2, R3 are each independently H, (C 1 -C 6)-alkyl; R5, R6 are each independently H, (C 1 -C 6)-alkyl, (C 3 -C 8)-cycloalkyl, (C) n -O- -N; R7, R8 are each independently H, (C 1 -C 6)-alkyl; n is 0, 1, 2;