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, b, or c without using any other words.
Options:
(a) NC1=N[C@@]2(CO1)c1cc(-c3cccnc3F)ccc1Oc1c2cc(-c2ccnc(F)c2)nc1F
(b) Cc1nc2c(F)cccc2c(=O)n1-c1ccc(OC2CCN(C3CCC3)CC2)cc1
(c) COc1ccc(-n2cnc3c(-c4ccccc4C)csc3c2=O)cc1
Answer: c
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}
3-(4-methoxyphenyl)-7-(2-methylphenyl)thieno[3,2-d]pyrimidin-4-one