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: CN1C(=O)C(NC(=O)C=Cc2ccc(Cl)cc2Cl)N=C(c2ccccc2)c2ccccc21
b: c1ccc2c(Cc3c[nH]c4ccccc34)c[nH]c2c1
Answer: a
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}
3-(2,4-dichlorophenyl)-N-(1-methyl-2-oxo-5-phenyl-3H-1,4-benzodiazepin-3-yl)prop-2-enamide