C11111211113313112113313331333132313331322113121111331311331333133323221131   >>    C1111121111331311211331333133313231333132211312111133131133133313332322113   <<    C11111211113313112113313331333132313331322113121111331311331333133323221133   >>      C11111211113313112113313331333132313331322113121111331311331333133323221132   >>