Task: Please answer the multiple choice question.
Question: Which molecules are a human ether-à-go-go related gene (hERG) blocker (<10uM)?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
(a) COc1cc(-c2cn(Cc3ccc4ccsc4c3)nn2)ccc1-n1cnc(C)c1
(b) C[S+]([O-])c1ccc(-c2cnc3ccc(-c4cccc(S(=O)(=O)C5CC5)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}
[4-[6-(3-cyclopropylsulfonylphenyl)imidazo[1,2-b]pyridazin-3-yl]phenyl]-methyl-oxidosulfanium