C333312111133133312111133133313331333131133133313232213331322333122321   >>    C33331211113313331211113313331333133313113313331323221333132233312232   <<    C333312111133133312111133133313331333131133133313232213331322333122323   >>      C333312111133133312111133133313331333131133133313232213331322333122322   >>