Patent ID: 8632893

Claim:
An organic compound having a Formula (I), of: wherein R are each independently a hydrogen, or a C 1-8 alkyl group, and wherein, wherein, one of following three conditions is satisfied: (I) R 1 and R 2 are each independently a hydrogen, or a C 1-8 alkyl group, R 3 is a hydrogen, and R 1 and R 2 are not hydrogen group simultaneously; (II) R 1 and R 2 link together with the carbon atoms to which R 1 and R 2 are attached to form a phenyl group, and R 3 is a hydrogen; and (III) R 2 and R 3 link together with the carbon atoms to which R 2 and R 3 are attached to form a phenyl group, and R 1 is a hydrogen, or a C 1-8 alkyl group.