1212XX22XXX12XMM
1212X2222XX122MM
12122XX22XX12XMM
121222X2XXX122MM
122XXXX2XXX122MM
122XX2X22XX12XMM
122X2X222XX122MM
122X2222XXX12XMM
X212X2X2X2X12XMM
X2122X22X2X122MM
X22XXX2222X12XMM
X22X22X222X122MM
22X1XXX221X122MM
22X1X222X1X122MM
22X12XX2X1X12XMM
22X1222221X12XMM
