Avermectin B2a

(1′R,2R,4S,4′S,5S,6R,8′R,10′E,12′S,13′S,14′E,16′E,20′R,21′R,24′S)-6-[(2S)-2-Butanyl]-4,21′,24′-trihydroxy-5,11′,13′,22′-tetramethyl-2′-oxo-3,4,5,6-tetrahydrospiro[pyran-2,6′-[3,7,19]trioxatetracyclo[1 5.6.1.1~4,8~.0~20,24~]pentacosa[10,14,16,22]tetraen]-12′-yl 2,6-dideoxy-4-O-(2,6-dideoxy-3-O-methyl-α-L-arabino-hexopyranosyl)-3-O-methyl-α-L-arabino-hexopyranoside

65195-57-5

Avermectin B2a

(13R,23S)-22,23-Dihydro-5-O-demethyl-23-hydroxyavermectin A(sub 1a)

13-epi-Avm B(sub 2)

135680-93-2

Avermectin A(sub 1a), 22,23-dihydro-5-O-demethyl-23-hydroxy-, (13R,23S)-

Avermectin A1a, 5-O-demethyl-22,23-dihydro-23-hydroxy-, (13R,23S)-

Avermectin A1a, 5-O-demethyl-22,23-dihydro-23-hydroxy-, (23S)-