Table 1.

Hits from screening the HBOI pure compound library.

Name	Structure class	Moleculer weight	Percent inhibition 5 μg/mL
Discalamide-A	Complex polyketide	623	97.2 ± 0.5
Discorhabdin-A	Beta carboline alkaloid	415	92.1 ± 2.8
Isobatzelline C	Alkaloid	235	98.8 ± 0.5
Mycalamide-B	Complex polyketide	517	97.0 ± 0.3
Onnamide-A	Complex polyketide	793	96.4 ± 1.0
Secobatzelline A	Alkaloid	255	99.1 ± 0.2
Spongiatriol	Terpene	364	91.0 ± 1.2