179463-17-3 Cancidas Caspofungin Acetate [USAN] Caspofungin acetate L 743,872 L 743872 L 743873 L-743,872 L-743872 MK 0991 MK0991 Pneumocandin B0, 1-((4R,5S)-5-((2-aminoethyl)amino)-N2-(10,12-dimethyl-1-oxotetradecyl)-4-hydroxy-L-ornithine)-5-((3R)-3-hydroxy-L-ornithine)-, diacetate (salt)