Task: Please answer the multiple choice question.
Question: Which molecules are a human ether-à-go-go related gene (hERG) blocking compound (<10uM)?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
(a) O=C(NC1CC1c1ccccc1)N1CCC(n2cccn2)CC1
(b) COc1ccc(CC(C)(C)NCC(O)COc2cccc(Cl)c2C#N)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}
2-chloro-6-[2-hydroxy-3-[[1-(4-methoxyphenyl)-2-methylpropan-2-yl]amino]propoxy]benzonitrile