<===> input.scss
hey, ho {
  & > boo, foo &.goo {
    bloo: bloo;
  }
  blah: blah;
}
<===> output.css
hey, ho {
  blah: blah;
}
hey > boo, foo hey.goo, ho > boo, foo ho.goo {
  bloo: bloo;
}