Task: Please answer the multiple choice question.
Question: Which molecules are a human ether-à-go-go related gene (hERG) blocker (<10uM)?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
(a) Cc1cc(C)nc(Nc2cc(NCC3(N)CC3)cnc2C(N)=O)c1
(b) COc1ccc(-c2c[nH]c(C(C)(C)N)n2)cc1
Answer: a
Task: Please answer the multiple choice question.
Question: Which molecules are {herg_blocker#not &NULL}a {herg_blocker__names__noun}?
Constraint: You must select none, one or more options from {%multiple_choice_enum%2-5%aA1} without using any {#other|additional!} words.
Options:
{SMILES%herg_blocker%}
Answer: {%multiple_choice_result}
5-[(1-aminocyclopropyl)methylamino]-3-[(4,6-dimethylpyridin-2-yl)amino]pyridine-2-carboxamide