Task: Please answer the multiple choice question.
Question: Which molecules are not a hERG blocking compound (<10uM)?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a) CCC(C)Nc1ncc(C(=O)Nc2cc(C(=O)NC)ccc2C)s1
b) COc1cccc(N2CCN(CCCCn3ncc(=O)n(C)c3=O)CC2)c1
Answer: 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-[4-[4-(3-methoxyphenyl)piperazin-1-yl]butyl]-4-methyl-1,2,4-triazine-3,5-dione