preechinulin + dimethylallyl diphosphate = tardioxopiperazine B + diphosphate
preechinulin + dimethylallyl diphosphate = tardioxopiperazine b + diphosphate
preechinulin + dimethylallyl diphosphate = tardioxopiperazine B + diphosphate
preechinulin + dimethylallyl diphosphate = tardioxopiperazine b + diphosphate