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, b, or c without using any additional words.
Options:
[a] CN1Cc2c(N)cccc2C(c2ccccc2)C1
[b] CS(=O)(=O)c1ccc(-c2cnc3ccc(-c4cccc(S(C)(=O)=O)c4)nn23)cc1
[c] COc1ccc2c(c1OC)CN(C)CCc1cc3c(cc1C(=O)C2)OCO3
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}
6-(3-methylsulfonylphenyl)-3-(4-methylsulfonylphenyl)imidazo[1,2-b]pyridazine