3.
Name: 5-(3-Ethyl-5-((3-ethylthiazolidin-2-ylidene)ethylidene)-4-oxothiazolidin-2-ylidene)-4-oxo-2-thioxothiazolidin-3-acetic acid
CAS: 93857-81-9



4.
Name: 2-Benzo(f)quinolin-2(1H)-ylidene-1H-indene-1,3(2H)-dione, mono((1-methyl-1H-imidazolyl)methyl) derivative, monoacetate
CAS: 94279-27-3


