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Total synthesis of nocardioazine A (73). Reagents and conditions: (1) (S)-BINOL, SnCl4, DCM; (2) OiPr-HG II, DCM, reflux; (3) NaBH4, CeCl3·7H2O, MeOH; (4) (+)-diethyl tartrate, Ti(OiPr)4, tBuOOH, 4Å MS, DMC; (5) MsCl, Et3N, THF; (6) TBAI, DIPEA, CH3CN; (7) Pd2(dba)3, dppb, DMBA, DEC; (8) LiOH, THF/H2O; (9) PyBrop, DIPEA, DMF.
