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 additional words.
Options:
a: CN1Cc2ccccc2[C@@H](c2ccccc2)N=C1OCc1ccc(NS(C)(=O)=O)cc1
b: COCCN(C)C(c1ccccc1)C(O)(c1cccnc1)c1cccnc1
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-[2-methoxyethyl(methyl)amino]-2-phenyl-1,1-dipyridin-3-ylethanol