Task: Please answer the multiple choice question.
Question: Which molecules are a human ether-à-go-go related gene (hERG) blocking compound (<10uM)?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
(a) CS(=O)(=O)N1CCC(C2NC(c3nc(-c4ccccc4)c[nH]3)Cc3c2[nH]c2ccccc32)CC1
(b) Nc1cncc(Nc2ccc(Oc3ccc(F)cc3)cc2)n1
Answer: a, b
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}
2-N-[4-(4-fluorophenoxy)phenyl]pyrazine-2,6-diamine