C3123121111113313121111331333132313331333131123313331333132323211322131   >>    C312312111111331312111133133313231333133313112331333133313232321132213   <<    C3123121111113313121111331333132313331333131123313331333132323211322133   >>      C3123121111113313121111331333132313331333131123313331333132323211322132   >>