Task: Please generate a SMILES based on the description below.
Description: A molecule that is a human ether-à-go-go related gene (hERG) blocker (<10uM).
Result: O=S1(=O)CCC(Oc2ccc3c(c2)CCC2(CCN(C4CCC4)CC2)O3)CC1
Task: Please {#give me|create|generate!} a {#molecule |!}{SMILES__description} based on the {#text |!}description{# below|!}.
Description: A molecule that is a {herg_blocker__names__noun}.
Result: {SMILES#}
4-(1'-cyclobutylspiro[3,4-dihydrochromene-2,4'-piperidine]-6-yl)oxythiane 1,1-dioxide