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, b, or c without using any other words.
Options:
a.) CCN(CCO)C(=O)c1cc2cccnn2c1-c1cccc(C)c1
b.) O=C(c1ccncc1)N1CCC2(CCN(Cc3ccccc3OCC(F)(F)C(F)F)CC2)CC1
c.) COc1cc(-c2cn(CC(=O)N([C@H](C)c3ccccc3)[C@H](C)c3ccccc3)nn2)ccc1-n1cnc(C)c1
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}
N-ethyl-N-(2-hydroxyethyl)-7-(3-methylphenyl)pyrrolo[1,2-b]pyridazine-6-carboxamide