C-076B1b

AbaMectin B1b

avermectin b1b

Antibiotic C-076B1b

5-O-Demethyl-25-de(1-methylpropyl)-25-isopropylAvermectin A1a

Avermectin A1a, 5-O-demethyl-25-de(1-methylpropyl)-25-(1-methylethyl)-