You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Please write the SMILES representation of the molecule (2S,6R)-6-methoxy-2-(trityloxymethyl)-3,6-dihydro-2H-pyran .
user
COC1C=CCC(COC(C2=CC=CC=C2)(C2=CC=CC=C2)C2=CC=CC=C2)O1
assistant