Harzianic acid

Formula : C19-H27-N-O6
CAS : 157148-06-6 

Isolated from Trichoderma harzianum.

Harzianum A

Formula :
CAS : 156250-74-7 

Harzianum B is the (E, Z, E)-isomer; isolated from Trichoderma harzianum.

Harziphilone

Formula : C15-H18-O4
CAS : 183239-75-0 

Inhibits binding of REV protein to REV responsive element; isolated from Trichoderma harzianum.

Hatomamicin

Formula : C22-H31-N-O5
CAS : 116290-93-8 

Isolated from Saccharopolyspora.

Hatomarubigin A

Formula :
CAS : 139562-86-0 

From Streptomyces sp. 2238-SVT4; enhances the cytotoxicity of colchicine against multidrug-resistant tumor cell.

Hatomarubigin B

Formula :
CAS : 139501-91-0 

From Streptomyces sp. 2238-SVT4; enhances the cytotoxicity of colchicine against multidrug-resistant tumor cells.