all these notes played are harmonics so play a harmonic at the fret indicated
tuning is Db,Ab,Db,Gb,Bb,eb

E|-------------12----------12-----------------12----------------------------|
B|-12--7-----7----7---------------------12--------7-----7-------------------|
G|--------5------------------------------------------5----------------------|
D|------------------12--7----------------------------------5----------------|
A|-------------------------------12--7--------------------------------------|
D|--------------------------------------------------------------------------|