.ALPHA.-CYCLODEXTRIN, 6A,6B,6C,6D,6E,6F-HEXAKIS-S-(2-CARBOXYETHYL)-6A,6B,6C,6D,6E,6F-HEXATHIO-, HEXASODIUM SALT
.alpha.-cyclodextrin, 6a,6b,6c,6d,6e,6f-hexakis-s-(2-carboxyethyl)-6a,6b,6c,6d,6e,6f-hexathio-, hexasodium salt