label: N(3)-(2-(3-(4-formamidinophenyl)isoxazolin-5-yl)acetyl)-N(2)-(1-butyloxycarbonyl)-2,3-diaminopropionate
label_lc: n(3)-(2-(3-(4-formamidinophenyl)isoxazolin-5-yl)acetyl)-n(2)-(1-butyloxycarbonyl)-2,3-diaminopropionate