Task: Please answer the multiple choice question.
Question: Which molecules are not a hERG blocker (<10uM)?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
[a] Cn1c(OCCCN2CC3C[C@]3(c3ccc(C(F)(F)F)cc3)C2)nnc1-c1ccccc1
[b] COc1ccccc1Oc1cccc(CN2CCC3(CC2)CCN(C(=O)c2cccc[n+]2[O-])CC3)c1
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}
[9-[[3-(2-methoxyphenoxy)phenyl]methyl]-3,9-diazaspiro[5.5]undecan-3-yl]-(1-oxidopyridin-1-ium-2-yl)methanone