Task: Please answer the multiple choice question.
Question: Which molecules are not 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) CNc1nc(Nc2ccc(C(=O)N3CCOCC3)cc2OC)ncc1Cl
(b) FC(F)(F)c1ccccc1CN(C1CCOCC1)C1CCNC1
Answer: a
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-[[5-chloro-4-(methylamino)pyrimidin-2-yl]amino]-3-methoxyphenyl]-morpholin-4-ylmethanone