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Sildenafil citrate	Predict NMR spectrum	RN:  171599-83-0 MF:  C28H38N6O11S MW:  666.70332
InChI:  1S/C22H30N6O4S.C6H8O7/c1-5-7-17-19-20(27(4)25-17)22(29)24-21(23-19)16-14-15(8-9-18(16)32-6-2)33(30,31)28-12-10-26(3)11-13-28;7-3(8)1-6(13,5(11)12)2-4(9)10/h8-9,14H,5-7,10-13H2,1-4H3,(H,23,24,29);13H,1-2H2,(H,7,8)(H,9,10)(H,11,12) InChIKey:  DEIYFTQMQPDXOT-UHFFFAOYSA-N	H donor:  5 H acceptor:  17 Rotatable bond:  11 Stereocenter:  0	cLogP:  -1.726 cLogS:  -1.218 Polar surface:  249.64
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