CAS Number: 1258226-78-6
Chemical Name: (1R,4R)-1,4-Bis(4-nitrophenyl)butane-1,4-diol
Molecular Formula: C16H16N2O6
Molecular Weight: 332.31

CAS Number: 1258226-87-7
Chemical Name: Ombitasvir
Molecular Formula: C50H67N7O8
Molecular Weight: 894.11