Task: Please answer the multiple choice question.
Question: Which molecules are not a hERG blocker (<10uM)?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a. CC(C)S(=O)(=O)N[C@H]1CN(c2ccccc2)C[C@@H]1c1ccc(-c2cccc(NS(C)(=O)=O)c2)cc1
b. O=C(O)c1cccc(N2CCC(CN3CCC(Oc4ccc(CO)c(Cl)c4)CC3)CC2)n1
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-[4-[[4-[3-chloro-4-(hydroxymethyl)phenoxy]piperidin-1-yl]methyl]piperidin-1-yl]pyridine-2-carboxylic acid