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) Cc1ccc2nc3c(n2c1)CCN(CCCSc1nnc(-c2cccc4nc(C)ccc24)n1C)CC3
(b) CC(C)(C)c1cnc(CSc2cnc(NC(=O)C3CCNCC3)s2)o1
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-methyl-12-[3-[[4-methyl-5-(2-methylquinolin-5-yl)-1,2,4-triazol-3-yl]sulfanyl]propyl]-2,8,12-triazatricyclo[7.5.0.02,7]tetradeca-1(9),3,5,7-tetraene