1Constructed DEFINITIONS ::=
2BEGIN
3
4S ::= [UNIVERSAL 8] IMPLICIT SEQUENCE {
5	b BOOLEAN
6      }
7
8I ::= [8] IMPLICIT INTEGER
9
10S2 ::= [UNIVERSAL 8] SEQUENCE { b BOOLEAN}
11
12C ::= CHOICE {
13	a S,
14	b S3
15}
16
17S3 ::= SEQUENCE {i INTEGER}
18
19S3ext ::= SEQUENCE {i INTEGER, ...}
20
21OS ::= OCTET STRING
22
23END
24