Tetrahedron Letters
Tetrahedron Letters > 2007 > 48 > 29 > 5031-5033
Tetrahedron Letters > 2007 > 48 > 31 > 5503-5506
Tetrahedron Letters > 2007 > 48 > 33 > 5751-5753
Tetrahedron Letters > 2007 > 48 > 39 > 6951-6953
Tetrahedron Letters > 2007 > 48 > 39 > 7049-7052