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 Cc1ccc(C2CCN(CCC3CCOc4ccccc43)CC2)cc1C
b CNC(=O)c1c(-c2ccc(F)cc2)oc2ccc(-c3cc(C(=O)NC4(c5ncccn5)CC4)ccc3C)cc12
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-[2-(3,4-dihydro-2H-chromen-4-yl)ethyl]-4-(3,4-dimethylphenyl)piperidine