C333312111133133312111133133313331333131111233133313232233132232211   >>    C33331211113313331211113313331333133313111123313331323223313223221   <<    C333312111133133312111133133313331333131111233133313232233132232213   >>      C333312111133133312111133133313331333131111233133313232233132232212   >>