Task: Please answer the multiple choice question.
Question: Which molecules are 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 other words.
Options:
[a] Cc1ncoc1-c1nnc(SCCCN2CCc3cc4onc(C)c4cc3CC2)n1C
[b] Cc1ncc(-c2c(C)c(CNC3CCC(F)C3)nn2-c2ncccc2Cl)cc1F
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}
3-methyl-7-[3-[[4-methyl-5-(4-methyl-1,3-oxazol-5-yl)-1,2,4-triazol-3-yl]sulfanyl]propyl]-5,6,8,9-tetrahydro-[1,2]oxazolo[5,4-h][3]benzazepine