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 other words.
Options:
a: COc1cc(Cl)c(-c2nc(SCC(=O)N(C)C)nc3[nH]cc(C#N)c23)cc1OC
b: COC(=O)N(NC(=O)c1c(CC2CCNCC2)c(-c2ccccc2)nc2ccccc12)c1ccccc1
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}
2-[[4-(2-chloro-4,5-dimethoxyphenyl)-5-cyano-7H-pyrrolo[2,3-d]pyrimidin-2-yl]sulfanyl]-N,N-dimethylacetamide