Drop B
|------------------|
|------------------|
|------------------|
|--0---0-0-0-0-2-0-| x2
|--------------------------------|
|--------------------------------|
|--------------------------------|
|--0-2-3-4-5-4-3-2-0—0-0-0-0-2-0-| x2
|-------------------------------------------|
|-------------------------------------------|
|--22222222-3-44444444-22222222-1-000000000-|
|-------------------------------------------| x2
|-------------------------------------------|
|-------------------------------------------|
|--66666666-7-88888888-66666666-5-444444444-|
|-------------------------------------------| x2
|--------------------------------|
|--------------------------------|
|--------------------------------|
|--0-2-3-4-5-4-3-2-0—0-0-0-0-2-0-| x4
