C333312111133133312111133133313331333131111233133313331322133313232211   >>    C33331211113313331211113313331333133313111123313331333132213331323221   <<    C333312111133133312111133133313331333131111233133313331322133313232213   >>      C333312111133133312111133133313331333131111233133313331322133313232212   >>