1.327(12) C( I)-C( IB) C( 1 B)-N( I) 1.392( 13) C(1B)-C( 1A) l.492( 13) C( 1 A)-O( 1 B) C(1A)-C(1C) 1.537(13) O(1B)-C( 11) 1.300(11) C(2)-0(2) ~( 2 ) -~( 3 ) 1.336(11) C(2)-C(2A) 1.497( 14) C(2A)-N(2) C(3)-0(3) 1.212(11) C(3)-N(4) 1.341( 13) C(3)-C(3A) C(3A)-N(3) 1.452( 12) C(4)-0(4) 1.224( 10) C(4)-N(5) C(4j-C(4A) 1.536(12) C(4A)-N(4) 1.4501 11) C(5)-0(5) C(5)-N(6) 1.329(11) C(5)-C(5A) 1.554( 12) C(5A)-N(5) C(6)-0(6) 1.206(10) C(6)-"7) 1.320(12) C(6)-C(6A) C(6A)-N(6) 1.455(10) C(7)-0(7) 1.221( 10) C(7)-"8) C(7)-C(7A) 1.51 l(13) C(7A)-N(7) 1.476(11) C(8)-0@) C(8)-N(9) 1.334(11) C(8)-C(8A) 1.5 14( 12) C(8A)-N(8) C(9)-0(9) 1.207(11) C(9)-N(10) 1.359(12) C(9)-C(9A) C(9A)-N(9) 1.461( 10) C( 10)-O( 10) 1.230(10) C( 10)-N( 1 1) C( 10)-C( 10A) 1.556( 12) C(10A)-N( 10) 1.463( 10) C(1 1)-O( 11) C(l I)-C(IlA) 1.527(13) C( 1 1 A)-N( 1 1) 1.471( 12)
does not contain significant anomalous scatterers, so the absolute structure could not be determined experimentally; it was, therefore, fixed to be the same as that of cyclosporin A.
Lists of observed and calculated structure factors, crystal data, fractional atomic coordinates, anisotropic displacement parameters, full bond lengths and angles have been deposited at the Cambridge Crystallographic Dutu Centre, 12 Union Road, Cambridge CB2 IEZ, UK.