C13223313311212111133133313331323133313331323131133133313331211331333131313231   >>    C1322331331121211113313331333132313331333132313113313331333121133133313131323   <<    C13223313311212111133133313331323133313331323131133133313331211331333131313233   >>      C13223313311212111133133313331323133313331323131133133313331211331333131313232   >>