C3123121111113313121111331333132313331333131123313331333133323223311321332321   >>    C312312111111331312111133133313231333133313112331333133313332322331132133232   <<    C3123121111113313121111331333132313331333131123313331333133323223311321332323   >>      C3123121111113313121111331333132313331333131123313331333133323223311321332322   >>