ambiguine H + diphosphate => hapalindole U + dimethylallyl diphosphate + H(+)
ambiguine h + diphosphate => hapalindole u + dimethylallyl diphosphate + h(+)
ambiguine H + diphosphate => hapalindole U + dimethylallyl diphosphate + H(+)
ambiguine h + diphosphate => hapalindole u + dimethylallyl diphosphate + h(+)