C333312111133133312111133133313331333131133133313223313232212111   >>    C33331211113313331211113313331333133313113313331322331323221211   <<    C333312111133133312111133133313331333131133133313223313232212113   >>      C333312111133133312111133133313331333131133133313223313232212112   >>