Task: Please answer the multiple choice question.
Question: Which molecules are not 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. Cc1nc2ccccc2c(=O)n1-c1ccc(OC2CCCN(C3CCCC3)CC2)cc1
b. CNc1nn2c(C)cc(C)nc2c1S(=O)(=O)c1ccccc1
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}
3-(benzenesulfonyl)-N,5,7-trimethylpyrazolo[1,5-a]pyrimidin-2-amine