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. COCc1c(Cl)ccc2c1CCC2c1ncc[nH]1
b. Cc1ccccc1-c1cc2c(N[C@@H]3CC[C@](C)(N)C3(C)C)c(C(N)=O)cnn2c1
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}
4-[[(1R,3S)-3-amino-2,2,3-trimethylcyclopentyl]amino]-6-(2-methylphenyl)pyrrolo[1,2-b]pyridazine-3-carboxamide