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system
Provide the molecular formula for the IUPAC named substance 4-N-[3-chloro-4-(1,3-thiazol-2-ylmethoxy)phenyl]-6-N-[(4S)-4-ethyl-4,5-dihydro-1,3-oxazol-2-yl]quinazoline-4,6-diamine .
user
C23H21ClN6O2S
assistant