C333312111133133312111133133313331333133322331331123313331322312121   >>    C33331211113313331211113313331333133313332233133112331333132231212   <<    C333312111133133312111133133313331333133322331331123313331322312123   >>      C333312111133133312111133133313331333133322331331123313331322312122   >>