C1123132332111133131211113313331333132322331323132313331323211231   >>    C112313233211113313121111331333133313232233132313231333132321123   <<    C1123132332111133131211113313331333132322331323132313331323211233   >>      C1123132332111133131211113313331333132322331323132313331323211232   >>