Task: Please answer the multiple choice question.
Question: Which molecules are not a hERG blocking compound (<10uM)?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a. COc1c(C(C)(C)C)cc(C(=O)NCC2CCN(CCCCCC(c3ccc(F)cc3)c3ccc(F)cc3)C2)cc1C(C)(C)C
b. C[S+]([O-])c1ccc(-c2cnc3ccc(-c4cccc([S+](C)[O-])c4)nn23)cc1
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}
methyl-[3-[3-[4-[methyl(oxidanidyl)sulfonio]phenyl]imidazo[1,2-b]pyridazin-6-yl]phenyl]-oxidanidyl-sulfanium