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: NC1CN(c2ccn3cnnc3n2)CCC1c1cc(F)c(F)cc1F
b: CCCCc1ccc(S(=O)(=O)Nc2ccc3c(c2)CCN(Cc2cc[nH]n2)CC3)cc1
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}
4-butyl-N-[3-(1H-pyrazol-3-ylmethyl)-1,2,4,5-tetrahydro-3-benzazepin-7-yl]benzenesulfonamide