Synonyms: PuwainaphycinC, 3-L-valine-;1H-Pyrrolo[2,1-c][1,4,7,10,13,16,19,22,25,28]decaazacyclohentriacontine, cyclicpeptide deriv.; Cyclo[(E)-2,3-didehydro-2-aminobutanoyl-L-threonyl-L-valyl-L-glutaminylglycyl-O-methyl-L-threonyl-N2-methyl-L-asparaginyl-L-prolyl-14-chloro-2-hydroxy-4-methyl-3-aminohexadecanoyl-L-valyl]