Task: Please answer the multiple choice question.
Question: Which molecules are 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) O=C(/C=C/c1ccc2c(c1)CN(C(=O)c1cccc(C(F)(F)F)c1)C2)NO
b) CCNc1nc2c(c(C(N)=O)n1)CN(C(=O)CCc1ccc(OC(F)(F)F)cc1)CC2
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}
2-(ethylamino)-6-[3-[4-(trifluoromethoxy)phenyl]propanoyl]-7,8-dihydro-5H-pyrido[4,3-d]pyrimidine-4-carboxamide