Page 1. Tetrahedron Letters, Vo1.30, No.1, pp 67-68, 1989 0040-4039/89 $3.00 + .OO Printed in Great Britain Perqamon Press plc ... achieved using this enzyme (1). In this letter are reported our results concerning the resolution of &-fused bicyclicY -butyrolactones I using HLE. ...