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 Cc1nc(C)c(-c2ccc3cc(CCN4CCCC4C)ccc3n2)o1
b CC(C)(Cc1ccccc1)NC1=NCCNC(c2ccccc2F)=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}
7-(2-fluorophenyl)-N-(2-methyl-1-phenylpropan-2-yl)-2,3-dihydro-1H-1,4-diazepin-5-amine