My-Schema DEFINITIONS IMPLICIT TAGS ::= 
BEGIN
  MySequence ::= SEQUENCE       
  {                                                     
     str1      OCTET STRING (SIZE(1..50)),
     str2      OCTET STRING (SIZE(1..50)),
     str3      OCTET STRING (SIZE(1..50)),
     str4      OCTET STRING (SIZE(1..50)),
     str5      OCTET STRING (SIZE(1..50))
   }                                                     
END