label: N(3)-(2-(3-(4-formamidino-phenyl)-isoxazolin-5(RS)-yl)-acetyl)-N(2)-(1-butyloxycarbonyl)-2,3-(S)-diaminopropionic acid, trifluoroacetate salt
label_lc: n(3)-(2-(3-(4-formamidino-phenyl)-isoxazolin-5(rs)-yl)-acetyl)-n(2)-(1-butyloxycarbonyl)-2,3-(s)-diaminopropionic acid, trifluoroacetate salt