Task: Please answer the multiple choice question.
Question: Which molecules are not a human ether-à-go-go related gene (hERG) blocking compound (<10uM)?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a. CN(CCN1CC2CN(CCCOc3ccc(F)cc3F)CC(C1)O2)S(=O)(=O)c1ccc(C#N)cc1
b. COc1cc(CC(=O)N2CCOCC2)ccc1Nc1ncc(Cl)c(-c2cnc3ccccn23)n1
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-cyano-N-[2-[7-[3-(2,4-difluorophenoxy)propyl]-9-oxa-3,7-diazabicyclo[3.3.1]nonan-3-yl]ethyl]-N-methylbenzenesulfonamide