Humantenmine

Formula : C19-H22-N2-O3
CAS : 82354-38-9 

Alkaloid from roots of Hu-Men-Teng (Gelsemium elegans Banth.).

Humic acids

Formula : Unspecified
CAS : 1415-93-6 

Organic matter in a state of advanced decay, after passing through the stages of COMPOST and PEAT and before becoming lignite (COAL). It is composed of a heterogenous mixture of compounds including phenolic radicals and acids that polymerize and are not easily separated nor analyzed. (E.A. Ghabbour & G. Davies, eds. Humic Substances, 2001).