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 other words.
Options:
a) CN(C)C(=O)CN1CCC[C@@H](c2nc3ccccc3n2Cc2ccc(F)cc2)C1
b) Cc1cccc(N2CCN(CCCCCCN3CCN(c4ccccc4)CC3)CC2)c1
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}
1-(3-methylphenyl)-4-[6-(4-phenylpiperazin-1-yl)hexyl]piperazine