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 other words.
Options:
a) CN(CCOc1ccc([N+](=O)[O-])cc1)Cc1ccc([N+](=O)[O-])cc1
b) NC1=NC(c2cccc(-c3cncnc3)c2)(c2ccnc(C3CC3)c2)c2cccc(F)c21
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}
N-methyl-2-(4-nitrophenoxy)-N-[(4-nitrophenyl)methyl]ethanamine