exp01: 1D 1H exp02: 2D [1H,1H]-TOCSY exp03: 1D 13C exp04: 1D DEPT90 exp05: 1D DEPT135 exp06: 2D [1H,13C]-HSQC exp07: 2D [1H,13C]-HMBC exp08: 2D [1H,1H]-COSY exp09: 2D [1H,13C]-HMQC