A compound represented by the following Chemical Formula 1: In Chemical Formula 1, X1 is N or CR1, X2 is N or CR2, X3 is N or CR3, and X4 is N or CR4, Y1 is N or CR5, Y2 is N or CR6, Y3 is N or CR7, and Y4 is N or CR8, Z1 is N or CR9, Z2 is N or CR10, Z3 is N or CR11, and Z4 is N or CR12, X1 to X4, Y1 to Y4, and Z1 to Z4 are not simultaneously N, R1 to R12 are the same as or different from each other, and are each independently hydrogen; deuterium; a halogen group; a nitrile group; a nitro group; a hydroxy group; a carbonyl group; an ester group; an imide group; an amino group; a substituted or unsubstituted silyl group; a substituted or unsubstituted boron group; a substituted or unsubstituted alkyl group; a substituted or unsubstituted cycloalkyl group; a substituted or unsubstituted alkoxy group; a substituted or unsubstituted aryloxy group; a substituted or unsubstituted alkylthioxy group; a substituted or unsubstituted arylthioxy group; a substituted or unsubstituted alkylsulfoxy group; a substituted or unsubstituted arylsulfoxy group; a substituted or unsubstituted alkenyl group; a substituted or unsubstituted aralkyl group; a substituted or unsubstituted aralkenyl group; a substituted or unsubstituted alkylaryl group; a substituted or unsubstituted alkylamine group; a substituted or unsubstituted aralkylamine group; a substituted or unsubstituted heteroarylamine group; a substituted or unsubstituted arylamine group; a substituted or unsubstituted arylphosphine group; a substituted or unsubstituted phosphine oxide group; a substituted or unsubstituted aryl group; or a substituted or unsubstituted hetero-cyclic group, or two or more adjacent groups optionally combine with each other to form a substituted or unsubstituted ring, at least one of a substituent of a ring formed by combining two or more adjacent groups of R1 to R12; and a group of R1 to R12, which does not form a ring, is B is 0, S, or Se, and Ar1 and Ar2 are the same as or different from each other, and are each independently a substituted or unsubstituted aryl group; or a substituted or unsubstituted hetero-cyclic group, or combine with each other to form a substituted or unsubstituted ring; wherein the compound of Chemical Formula 1 is not: X1 is N or CR1, X2 is N or CR2, X3 is N or CR3, and X4 is N or CR4, Y1 is N or CR5, Y2 is N or CR6, Y3 is N or CR7, and Y4 is N or CR8, Z1 is N or CR9, Z2 is N or CR10, Z3 is N or CR11, and Z4 is N or CR12, X1 to X4, Y1 to Y4, and Z1 to Z4 are not simultaneously N, R1 to R12 are the same as or different from each other, and are each independently hydrogen; deuterium; a halogen group; a nitrile group; a nitro group; a hydroxy group; a carbonyl group; an ester group; an imide group; an amino group; a substituted or unsubstituted silyl group; a substituted or unsubstituted boron group; a substituted or unsubstituted alkyl group; a substituted or unsubstituted cycloalkyl group; a substituted or unsubstituted alkoxy group; a substituted or unsubstituted aryloxy group; a substituted or unsubstituted alkylthioxy group; a substituted or unsubstituted arylthioxy group; a substituted or unsubstituted alkylsulfoxy group; a substituted or unsubstituted arylsulfoxy group; a substituted or unsubstituted alkenyl group; a substituted or unsubstituted aralkyl group; a substituted or unsubstituted aralkenyl group; a substituted or unsubstituted alkylaryl group; a substituted or unsubstituted alkylamine group; a substituted or unsubstituted aralkylamine group; a substituted or unsubstituted heteroarylamine group; a substituted or unsubstituted arylamine group; a substituted or unsubstituted arylphosphine group; a substituted or unsubstituted phosphine oxide group; a substituted or unsubstituted aryl group; or a substituted or unsubstituted hetero-cyclic group, or two or more adjacent groups optionally combine with each other to form a substituted or unsubstituted ring, at least one of a substituent of a ring formed by combining two or more adjacent groups of R1 to R12; and a group of R1 to R12, which does not form a ring, is B is 0, S, or Se, and Ar1 and Ar2 are the same as or different from each other, and are each independently a substituted or unsubstituted aryl group; or a substituted or unsubstituted hetero-cyclic group, or combine with each other to form a substituted or unsubstituted ring; wherein the compound of Chemical Formula 1 is not: